ngx-bootstrap
Version:
Angular Bootstrap
57 lines • 7.19 kB
JavaScript
import { setDate, setHours, setMilliseconds, setMinutes, setMonth, setSeconds } from './date-setters';
import { cloneDate } from '../create/clone';
import { setISODayOfWeek, setLocaleDayOfWeek } from '../units/day-of-week';
import { getMonth } from './date-getters';
import { add, subtract } from '../moment/add-subtract';
export function startOf(date, unit, isUTC) {
const _date = cloneDate(date);
// the following switch intentionally omits break keywords
// to utilize falling through the cases.
switch (unit) {
case 'year':
setMonth(_date, 0, isUTC);
/* falls through */
case 'quarter':
case 'month':
setDate(_date, 1, isUTC);
/* falls through */
case 'week':
case 'isoWeek':
case 'day':
case 'date':
setHours(_date, 0, isUTC);
/* falls through */
case 'hours':
setMinutes(_date, 0, isUTC);
/* falls through */
case 'minutes':
setSeconds(_date, 0, isUTC);
/* falls through */
case 'seconds':
setMilliseconds(_date, 0, isUTC);
}
// weeks are a special case
if (unit === 'week') {
setLocaleDayOfWeek(_date, 0, { isUTC });
}
if (unit === 'isoWeek') {
setISODayOfWeek(_date, 1);
}
// quarters are also special
if (unit === 'quarter') {
setMonth(_date, Math.floor(getMonth(_date, isUTC) / 3) * 3, isUTC);
}
return _date;
}
export function endOf(date, unit, isUTC) {
let _unit = unit;
// 'date' is an alias for 'day', so it should be considered as such.
if (_unit === 'date') {
_unit = 'day';
}
const start = startOf(date, _unit, isUTC);
const _step = add(start, 1, _unit === 'isoWeek' ? 'week' : _unit, isUTC);
const res = subtract(_step, 1, 'milliseconds', isUTC);
return res;
}
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A9ICdkYXknO1xuICB9XG5cbiAgY29uc3Qgc3RhcnQgPSBzdGFydE9mKGRhdGUsIF91bml0LCBpc1VUQyk7XG4gIGNvbnN0IF9zdGVwID0gYWRkKHN0YXJ0LCAxLCBfdW5pdCA9PT0gJ2lzb1dlZWsnID8gJ3dlZWsnIDogX3VuaXQsIGlzVVRDKTtcbiAgY29uc3QgcmVzID0gc3VidHJhY3QoX3N0ZXAsIDEsICdtaWxsaXNlY29uZHMnLCBpc1VUQyk7XG5cbiAgcmV0dXJuIHJlcztcbn1cbiJdfQ==